Parasitology

Parasitology Case: Helminth Egg Identification in Feces

A diagnostic parasitology exercise: asymmetric helminth eggs found in a patient's stool microscopy with liver pain. Identify the pathogen.

Microscopy of a stool sample for a parasitology exercise
Microscopy of a stool sample for a parasitology exercise

🐍 Parasitology Exercise A patient from a rural area was admitted to the clinic complaining of pain in the liver region. The patient works as a shepherd and has a habit of putting grass stalks in his mouth. Microscopic examination of the patient’s feces revealed helminth eggs: small (38-45 µm), asymmetrical, yellowish-brown, with a thick shell and an operculum.

  1. What helminth eggs were found in the patient? Write its Russian and Latin names.

  2. What is the name of the disease caused by this helminth?

  3. Explain how the shepherd could have become infected with this helminth?